deps: update dependency commons-codec:commons-codec to v1.16.1 #5276

Job	Run time
build (11)	12m 22s
build(21) except self-service clients	10m 56s
build (17)	11m 55s
build(8) except for gapic-generator-java	3m 43s
build(8) for gapic-generator-java	9m 23s
compatibility	1m 44s
lint	39s
gapic-generator-java-bom	4m 6s
showcase (11)	4m 47s
showcase-clirr	2m 56s
showcase-native	9m 41s
showcase (17)	4m 41s
unmanaged_dependency_check	4m 56s
	1h 21m 49s

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